Up 186%: Marketo has been the biggest post-IPO gainer of the year in Silicon Valley this year. Shares of the San Mateo marketing automation company led by CEO Phil Fernandez sold for $14 in its IPO, jumped 78 percent the first day and closed at $37.13 on Monday. The company raised more than $100 million in venture money. Its biggest venture investors are InterWest Partners, Storm Ventures, Mayfield Funds, Institutional Venture Partners and Battery Ventures.
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